I need result.
Column A Column B Diff
a 1/05/12 0 <--- i get textBox.Value =DateDiff("D", Previous(Fields!Date.Value), Fields!Date.Value)
a 3/05/12 1
a 6/05/12 2
a) Total Diff is 3 <--- I need Every Group Total values
B 3/05/12 0
B 6/05/12 2
B 10/05/12 4
B) Total Diff 6
Grand Total 9
Please Help me...
